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#! /usr/bin/guile \
-L . -s
!#

;;; Sly
;;; Copyright (C) 2014 David Thompson <dthompson2@worcester.edu>
;;;
;;; This program is free software: you can redistribute it and/or
;;; modify it under the terms of the GNU General Public License as
;;; published by the Free Software Foundation, either version 3 of the
;;; License, or (at your option) any later version.
;;;
;;; This program is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
;;; General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with this program.  If not, see
;;; <http://www.gnu.org/licenses/>.

;; Include almost every Sly module for convenience.
(use-modules (sly audio)
             (sly fps)
             (sly game)
             (sly signal)
             (sly window)
             (sly repl)
             (sly utils)
             (sly render color)
             (sly render font)
             (sly render sprite)
             (sly render texture)
             (sly render group)
             (sly render model)
             (sly render camera)
             (sly input keyboard)
             (sly input mouse)
             (sly math rect)
             (sly math transform)
             (sly math vector))

(open-window)
(start-sly-repl)

(add-hook! window-close-hook stop-game-loop)

(display "Welcome to the Sly sandbox.  Happy hacking!\n")

(define-signal scene
  (group))

(define-signal camera
  (orthographic-camera 640 480))

(define (draw-scene dt alpha)
  (signal-let ((scene scene)
               (camera camera))
    (draw-group scene camera)))

(add-hook! draw-hook (trampoline draw-scene))

(with-window (make-window #:title "Sly Sandbox")
  (start-game-loop))

(display "Bye!\n")

;;; Local Variables:
;;; compile-command: "./pre-inst-env sandbox"
;;; End: